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Suppose 3 L of a gas at 760 torr (760 mm Hg) is contained in a cylinder equipped with a piston as shown on the left below.  What will happen to the pressure of the gas within the cylinder if the piston is pushed down to decrease the volume to 1 L while the temperature held constant as depicted in the diagram to the right above?

If a clean glass stir rod is dipped in a 1.0 M NaOH, then touched to red and blue litmus papers, what would you observe?

Experiment # 1 “Safety in the Lab” Which one of the following is unacceptable laboratory attire?  

How many significant digits are there in the measurement 0.0050 g?

Demonstration # 6 “Boyle’s Law” What instrument is used to measure atmospheric pressure?  

Predict the conductivity of Glacial acetic acid, CH3COOH.

Which of the following significant figures assignments is incorrect?

Unused chemicals can be returned to the reagent bottle.

Which of the following is the correct Lewis dot structure for a Cl2O molecule?    

What does fire polishing of glass tubing do?